%0 Journal Article
%A Paeng, Seong-Hun
%A Yun, Jong-Gug
%T Conjugate Radius and Sphere Theorem
%J Canadian mathematical bulletin
%D 1999
%P 214-220
%V 42
%N 2
%U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1999-026-6/
%R 10.4153/CMB-1999-026-6
%F 10_4153_CMB_1999_026_6